The Chronic Fatigue Syndrome


Septic Shock - Definition, Causes, Symptoms and Treatment

Septic shock is a serious medical condition.causes vasodilation and increase in capillary
During septic shock, the body tissues andpermeability  leading  to  shock.
organs do not get enough blood and oxygen.
Septic shock may progress to cause "adultSeptic shock is a medical emergency. Prompt
respiratory distress syndrome," in whichtreatment of bacterial infections is helpful.
fluid collects in the lungs, and breathingSeptic shock is treated initially with a
becomes very shallow and labored. Septiccombination of antibiotics and fluid
shock occurs most often in the very old andreplacement. Treatment primarily consists of
the very young. It also occurs in people whoantimicrobial chemotherapy, removal of the
have other illnesses. Serious bacterialsource of infection, and haemodynamic,
infections at any body site, with or withoutrespiratory, and metabolic support.
bacteremia, usually are associated withCoagulation and hemorrhage may be treated
important changes in the function of everywith transfusions of plasma or platelets.
organ system in the body. Septic shock canDopamine may be given to increase blood
lead to multiple organ failure includingpressure further if necessary. High doses of
respiratory failure, and may cause rapidintravenous antibiotics are given as soon as
death. Toxic shock syndrome is one type ofblood samples have been taken for laboratory
septic shock. Septic shock is usuallycultures. Surgery may be performed to remove
preceded by bacteremia, which is marked byany dead tissue, such as gangrenous tissue of
fever, malaise, chills, and nausea. The firstthe intestine. Despite all efforts, more than
sign of shock is often confusion and25% of people with septic shock die.
decreased consciousness. Bacteremia may beCorticosteroid therapy appears beneficial.
primary (without an identifiable focus ofTreatment is with replacement, rather than
infection) or, more often, secondary (with anpharmacologic, doses. Scrupulous aseptic
intravascular or extravascular focus oftechnique on the part of medical
infection).professionals lowers the risk of introducing
bacteria  into  the  bloodstream.
Septic shock occurs more often in neonates,
patients > 35 yr, and pregnant women. SepticTreatment  for  Septic  Shock  Tips
shock is severe sepsis with organ
hypoperfusion and hypotension that are poorly1. Antimicrobial chemotherapy, removal of the
responsive to initial fluid resuscitation.source of infection, and haemodynamic,
The condition develops as a response torespiratory,  and  metabolic  support.
certain microbial molecules which trigger the
production and release of cellular mediators,2. Corticosteroids, especially if combined
such as tumor necrosis factors. Toxic shockwith a mineralocorticoid, can reduce
syndrome most often occurs in menstruatingmortality  among  patients.
women using highly absorbent tampons. It
occurs in about 40% of patients with3. Activated protein C can reduce mortality
gram-negative bacteremia and in about 20% ofin  patients  with  multi-organ  failure.
patients with Staphylococcus aureus
bacteremia. Hyperventilation with respiratory4. Coagulation and hemorrhage may be treated
alkalosis occurs early, in part aswith  transfusions  of  plasma  or platelets.
compensation for lactic acidemia. Serum HCO3
is usually low, and serum and blood lactate5. Dopamine may be given to increase blood
increase. One of the major causes of thepressure  further  if  necessary.
condition leading to septic shock is
infection by gram negative organism. The cell6. Surgery may be performed to remove any
walls contain endotoxins which trigger thedead tissue, such as gangrenous tissue of the
release of inflammatory mediators whichintestine.



1 A B C D 57 58 59 61 62 63 64 65 66 67 68 69 71 72 73 74 75 76 77 79 80 82 85 86 87 88 89 90 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109